/ˌʌnɪnˈfɔːsəbəl/ – adjective
Definition: không có hiệu lực khiếu kiện, không thể là cơ sở để kiện tụng, không thể bị cưỡng chế thi hành.
A more thorough explanation: “Unenforceable” refers to a contract or agreement that cannot be enforced by a court of law due to a legal defect, such as being against public policy, lacking consideration, or violating a statute of frauds requirement.
Example: The court ruled that the contract was unenforceable due to a lack of consideration.